onInteract

@EventHandler
    public void onInteract(PlayerInteractEvent event){
        if(event.getAction() != Action.PHYSICAL)
            return;
        Player player = event.getPlayer();
        String playername = player.getName();
        player.sendMessage(event.getClickedBlock().getType().toString() + "");
        if(parkourMode.containsKey(playername) && checkpoints.containsKey(playername) &&event.getClickedBlock().getType() == Material.STONE_PLATE){

            try{
                List<String> data = checkpoints.get(playername);
                String region = data.get(0);
                File file = new File(plugin.getDataFolder() + "/courses/" + region + ".yml");
                FileConfiguration cfg = YamlConfiguration.loadConfiguration(file);
                for(String key : cfg.getConfigurationSection("checkpoints").getKeys(false)){
                    int x = cfg.getInt("checkpoints." + key + ".x");
                    int y = cfg.getInt("checkpoints." + key + ".y");
                    int z = cfg.getInt("checkpoints." + key + ".z");
                    World world = Bukkit.getWorld(cfg.getString("name"));
                    Location loc = new Location(world, x, y, z);
                    if(loc.equals(event.getClickedBlock().getLocation())){
                        data.set(1, key);
                        checkpoints.put(playername, data);
                        break;
                    }
                }

            }catch(Exception e){
                e.printStackTrace();
            }

        }else if(parkourMode.containsKey(playername) && event.getClickedBlock().getType() == Material.IRON_PLATE){
            Location loc = event.getClickedBlock().getLocation();
            for(CuboidSelection sel : selections){
                if(sel.contains(loc)){
                    List<String> data = null;
                    for(String reg : regions){
                        try{
                            File file = new File(plugin.getDataFolder() + "/courses/" + reg + ".yml");
                            FileConfiguration cfg = YamlConfiguration.loadConfiguration(file);
                            World world = Bukkit.getWorld(cfg.getString("selection.world"));
                            int x1 = cfg.getInt("selection.pos1.x");
                            int y1 = cfg.getInt("selection.pos1.y");
                            int z1 = cfg.getInt("selection.pos1.z");
                            int x2 = cfg.getInt("selection.pos2.x");
                            int y2 = cfg.getInt("selection.pos2.y");
                            int z2 = cfg.getInt("selection.pos2.z");
                            Location pos1 = new Location(world, x1, y1, z1);
                            Location pos2 = new Location(world, x2, y2, z2);
                            if(sel.getMinimumPoint().equals(pos1) && sel.getMaximumPoint().equals(pos2)){
                                data.set(0, cfg.getString("name"));
                                data.set(1, "start");
                                break;
                            }
                        }catch(Exception e){

                        }
                    }
                    if(data != null){
                        checkpoints.put(playername, data);
                        break;
                    }
                }
            }

        }else if(parkourMode.containsKey(playername) && checkpoints.containsKey(playername) && event.getClickedBlock().getType() == Material.GOLD_PLATE){

            List<String> data = checkpoints.get(playername);
            String region = data.get(0);
            player.sendMessage(ChatColor.DARK_GREEN + "[Parkour] " + ChatColor.GREEN + region + "has been completed!");
            parkourMode.remove(playername);
            checkpoints.remove(playername);
            Double x = LSMain.configs.getParkourConfig().getDouble("startpoint.x");
            Double y = LSMain.configs.getParkourConfig().getDouble("startpoint.y");
            Double z = LSMain.configs.getParkourConfig().getDouble("startpoint.z");
            Location loc = new Location(player.getWorld(), x, y, z);
            player.teleport(loc);

        }else{
            player.sendMessage(ChatColor.GREEN + "doesnt work");
            player.sendMessage(ChatColor.GREEN + "" + parkourMode.get(playername) + "");
            player.sendMessage(ChatColor.GREEN + playername + "");
            printState(player);
        }
    }